Smooth black ceramic glass surface offers easy cleanup and modern style. Four sealed burners with thermocouple flame failure protection. Continuous cast iron grates for durable cooking with added convenience. Burners vary from 3,400 to 8,350 BTU to accommodate all cooking needs. UL listed for the U.S. and Canada. Conversion kit included. Dimensions 2 H x 23.25 W x 20.5 D. Made in Italy for SUMMIT, our deluxe gas-on-glass cooktops offer the ideal cooking experience for modern kitchens. The GC424BGL is a four-burner 24 wide gas cooktop made from smooth black ceramic glass for a sleek look that's easy to clean, with stainless steel trim around the edge. Continuous cast iron grates let you slide cookware back and forth for added convenience. The combination of a 3,400, 8,350, and two 4,350 BTU burners allows you to accommodate all sorts of cooking, from a saut